• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Transformers

Transformers
Material used for construction of transformer core is usually

Silicon steel
Aluminium
Copper
Wood

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The turns ratio required to match an 80 source to a 320 load is

20
2
80
4

ANSWER DOWNLOAD EXAMIANS APP

Transformers
A common method of colling a power transformer is

Natural air cooling
Any of the listed here
Oil cooling
Air blast cooling

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The efficiency of a transformer will be maximum when ______

Leakage reactance of the two winding
Resistance of the two winding are equal
Copper loss is equal to constant loss
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP

Transformers
Which of the following transformer should never have the secondary open circuited while the primary is energised?

Auto transformer
Current transformer
Potential transformer
Power transformer

ANSWER DOWNLOAD EXAMIANS APP

Transformers
The iron core is used to ______of the transformer.

Increase the wight
Provide tight magnetic coupling
Reduce core loss
None of the listed here

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Transformers

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑